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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_TOOLS_QUIC_QUIC_SPDY_CLIENT_STREAM_H_
#define NET_TOOLS_QUIC_QUIC_SPDY_CLIENT_STREAM_H_
#include <sys/types.h>
#include <string>
#include "base/basictypes.h"
#include "base/strings/string_piece.h"
#include "net/base/io_buffer.h"
#include "net/quic/quic_data_stream.h"
#include "net/quic/quic_protocol.h"
#include "net/tools/balsa/balsa_frame.h"
#include "net/tools/balsa/balsa_headers.h"
namespace net {
namespace tools {
class QuicClientSession;
// All this does right now is send an SPDY request, and aggregate the
// SPDY response.
class QuicSpdyClientStream : public QuicDataStream {
public:
QuicSpdyClientStream(QuicStreamId id, QuicClientSession* session);
virtual ~QuicSpdyClientStream();
// Override the base class to close the write side as soon as we get a
// response.
// SPDY/HTTP does not support bidirectional streaming.
virtual bool OnStreamFrame(const QuicStreamFrame& frame) OVERRIDE;
// Override the base class to store the size of the headers.
virtual void OnStreamHeadersComplete(bool fin, size_t frame_len) OVERRIDE;
// ReliableQuicStream implementation called by the session when there's
// data for us.
virtual uint32 ProcessData(const char* data, uint32 data_len) OVERRIDE;
virtual void OnFinRead() OVERRIDE;
// Serializes the headers and body, sends it to the server, and
// returns the number of bytes sent.
ssize_t SendRequest(const BalsaHeaders& headers,
base::StringPiece body,
bool fin);
// Sends body data to the server, or buffers if it can't be sent immediately.
void SendBody(const std::string& data, bool fin);
// Returns the response data.
const std::string& data() { return data_; }
// Returns whatever headers have been received for this stream.
const BalsaHeaders& headers() { return headers_; }
size_t header_bytes_read() const { return header_bytes_read_; }
size_t header_bytes_written() const { return header_bytes_written_; }
// While the server's set_priority shouldn't be called externally, the creator
// of client-side streams should be able to set the priority.
using QuicDataStream::set_priority;
private:
int ParseResponseHeaders();
BalsaHeaders headers_;
std::string data_;
scoped_refptr<GrowableIOBuffer> read_buf_;
bool response_headers_received_;
size_t header_bytes_read_;
size_t header_bytes_written_;
};
} // namespace tools
} // namespace net
#endif // NET_TOOLS_QUIC_QUIC_SPDY_CLIENT_STREAM_H_
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